CN210123307U - High-accuracy stock ground hopper scale - Google Patents
High-accuracy stock ground hopper scale Download PDFInfo
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- CN210123307U CN210123307U CN201921139569.0U CN201921139569U CN210123307U CN 210123307 U CN210123307 U CN 210123307U CN 201921139569 U CN201921139569 U CN 201921139569U CN 210123307 U CN210123307 U CN 210123307U
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- weighing
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- hopper
- stock ground
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Abstract
The utility model belongs to the technical field of weighing instruments, and discloses a stock ground hopper scale with high accuracy, which comprises a weighing component and a calculating component for calculating a weighing result, wherein the weighing component comprises a weighing hopper, a weighing sensor, a base and a servo motor, the weighing sensor is arranged at the bottom of the weighing hopper, the weighing sensor is connected with a storage module and used for transmitting the weighing data to the storage module for storage, the servo motor is arranged at the bottom of the weighing hopper and clamped with the weighing hopper, a hydraulic cylinder is arranged at the bottom of the servo motor and used for jacking the weighing hopper, and the weighing sensor performs multiple measurements after the servo motor rotates the same angle until the servo motor rotates a circle, at the moment, the storage module transmits the measuring result to an operation module for calculation, the average value of the measuring result is calculated, the material gravity center in the weighing hopper is measured and balanced by rotating the same angle for multiple times, and the average value is obtained through multiple measurements, so that the error caused by weighing is greatly reduced, and the weighing precision of the hopper scale is improved.
Description
Technical Field
The utility model belongs to the technical field of the weighing instrument, especially, relate to a stock ground hopper scale that the degree of accuracy is high.
Background
A hopper scale is a weighing electronic scale for measuring the weight of material in a hopper. The intelligent weighing device mainly comprises a weighing hopper, a bracket, a pneumatic valve, a high-precision weighing sensor, a junction box, a signal cable, an intelligent weighing display screen and the like.
Hopper balance weighs through the weighing sensor of bottom, and when the inside material of hopper was arranged inhomogeneously, when the focus of the inside material of hopper appeared the skew promptly, can lead to the error of weighing of material, the accuracy of the influence hopper balance that this error can be very big.
SUMMERY OF THE UTILITY MODEL
The utility model provides a stock ground hopper scale that the degree of accuracy is high aims at solving the hopper scale and weighs through the weighing sensor of bottom, and when the inside material of hopper was arranged inhomogeneously, when skew appears in the focus of the inside material of hopper promptly, can lead to the error of weighing of material, and the problem of the accuracy of influence hopper scale that this error can be very big.
The utility model discloses a realize like this, a stock ground hopper scale that degree of accuracy is high, including weighing the subassembly and being used for calculating the subassembly that calculates to the weighing result, weighing the subassembly and including weighing hopper, weighing sensor, base and servo motor, weighing hopper joint in servo motor's top, weighing sensor fixed connection in base's top, servo motor's bottom fixed connection has hydraulic cylinder, servo motor and external power source electric connection; the calculating component comprises a processor, a storage module and an operation module, the weighing sensor is connected with the storage module and used for recording weighing results and weighing times in the storage module, the operation module is connected with the storage module and used for calculating the average value of the measuring results, and the processor is connected with the servo motor and used for controlling the servo motor to rotate.
Preferably, the weighing assembly further comprises a sliding pipe, a universal wheel and an output shaft, the sliding pipe is fixedly connected to the bottom of the weighing hopper, the universal wheel is rotatably connected with the bottom of the weighing hopper, and the output shaft is fixedly connected with the output end of the servo motor.
Preferably, the slide pipe is of a cylindrical structure, a regular hexagonal cavity is formed inside the slide pipe, and the size of the cavity is matched with that of the output shaft.
Preferably, the number of the universal wheels is multiple, and the universal wheels are uniformly arranged around the bottom of the weighing hopper.
Preferably, the hydraulic cylinder is further provided with a telescopic rod, and the output end of the hydraulic cylinder is fixedly connected with the bottom of the servo motor through the telescopic rod.
Preferably, the computing assembly further comprises a display screen, the display screen is fixedly connected to the base, and the display screen is connected to the processor and used for displaying the weight.
Preferably, the computing assembly further comprises a relay and a circuit breaker, and the relay and the circuit breaker are connected in series with the servo motor in a circuit.
Preferably, the processor is respectively connected with the relay and the circuit breaker and is used for controlling the rotation direction and the rotation angle of the servo motor.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a stock ground hopper scale of high degree of accuracy, through setting up servo motor, hydraulic cylinder, the treater, storage module and operation module, the weighing hopper bottom is equipped with weighing sensor, weighing sensor is connected with storage module, is used for weighing data transmission to storage module and stores, the weighing hopper bottom is equipped with servo motor, servo motor and weighing hopper joint, the servo motor bottom is equipped with hydraulic cylinder, be used for jacking up the weighing hopper, and rotate the same angle through servo motor and carry out a lot of measurements, until servo motor rotates the round, storage module transmits the measuring result to operation module at this moment and calculates, find the average value of measuring result, rotate the same angle through many times and measure the material focus of balance weighing hopper inside, and measure many times and ask the average value, greatly reduced the error that the weighing produced, the weighing precision of the hopper scale is improved.
It should be understood that the foregoing is a preferred embodiment of the present invention, and it should be noted that modifications and decorations can be made by those skilled in the art without departing from the principle of the present invention, and these modifications and decorations are also considered to be the protection scope of the present invention.
Drawings
Fig. 1 is an overall schematic view of the present invention;
FIG. 2 is a schematic diagram of the system of the present invention;
fig. 3 is a schematic connection diagram of the present invention.
In the figure: 1. a weighing assembly; 11. a weighing hopper; 12. a slide pipe; 13. a universal wheel; 14. a weighing sensor; 15. a base; 16. an output shaft; 17. a servo motor; 18. a hydraulic cylinder; 2. a computing component; 21. a display screen; 22. a processor; 23. a relay; 24. a circuit breaker; 25. a storage module; 26. and an operation module.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1-3, the present invention provides a solution: a stock ground hopper scale with high accuracy comprises a weighing component 1 and a calculating component 2 used for calculating a weighing result, wherein the weighing component 1 comprises a weighing hopper 11, a weighing sensor 14, a base 15 and a servo motor 17, the weighing hopper 11 is clamped at the top of the servo motor 17, the weighing sensor 14 is fixedly connected at the top of the base 15, the bottom of the servo motor 17 is fixedly connected with a hydraulic cylinder 18, and the servo motor 17 is electrically connected with an external power supply; the calculating component 2 comprises a processor 22, a storage module 25 and an operation module 26, the weighing sensor 14 is connected with the storage module 25 and used for recording weighing results and weighing times in the storage module 25, the operation module 26 is connected with the storage module 25 and used for calculating the mean value of the measuring results, and the processor 22 is connected with the servo motor 17 and used for controlling the servo motor 17 to rotate.
In this embodiment, the bottom of the weighing hopper 11 is provided with the weighing sensor 14, the weighing sensor 14 is connected with the processor 22, the weighing result is transmitted to the processor 22, the processor 22 receives the weighing result and transmits the weighing result to the storage module 25, the weighing result and the weighing times are stored in the storage module 25, then the hydraulic cylinder 18 is opened, the output end of the hydraulic cylinder 18 is provided with a telescopic rod, the hydraulic cylinder 18 is fixedly connected with the bottom of the servo motor 17 through the telescopic rod, the output end of the servo motor 17 is fixedly connected with the output shaft 16, the bottom of the weighing hopper 11 is fixedly connected with the slide pipe 12 in a cylindrical structure, the slide pipe 12 is internally provided with a regular hexagonal cavity, the size of the cavity is matched with the size of the output shaft 16, the telescopic rod is driven by the hydraulic cylinder 18 to extend, so that the servo motor 17 is driven to move upwards, and the output shaft 16 of the, the breaker 24 and the relay 23 are both connected with the processor 22, the breaker 24 and the relay 23 are both connected with the servo motor 17 in series in a circuit, the processor 22 issues a control instruction to the breaker 24 and the relay 23 to connect the servo motor 17 with an external power supply, the servo motor 17 rotates to drive the slide pipe 12 to rotate, so as to drive the weighing hopper 11 fixedly connected to the top of the slide pipe 12 to rotate, so that the weighing hopper 11 rotates for a certain angle, then the servo motor 17 is closed to be connected with the external power supply, the hydraulic cylinder is closed to shorten the telescopic rod, at the moment, the weighing hopper 11 applies all weight to the weighing sensor 14 again, the material inside the weighing hopper 11 is weighed again through the weighing sensor 14, the weighing result is transmitted to the storage module for storage, the same angle is rotated repeatedly to carry out multiple times of measurement until the servo motor 17 rotates for one circle, at this time, the result of each weighing stored in the storage module 25 is transmitted to the inside of the operation module 26, the result of the multiple weighing is added by the operation module 26 and then divided by the weighing times to obtain the average weight of the multiple weighing, the average weight is used for weighing by rotating the servo motor 17 at the same angle every time, and the multiple weighing is carried out by rotating a circle, so that the error of gravity center deviation of the material in the weighing hopper 11 can be corrected, and the measurement precision is greatly improved.
In this embodiment, when in use, a material is poured into the weighing hopper 11, the weighing sensor 14 is arranged at the bottom of the weighing hopper 11, the weighing sensor 14 is connected with the processor 22, the weighing result is transmitted to the processor 22, the processor 22 receives the weighing result and transmits the weighing result to the storage module 25, the weighing result and the weighing times are stored in the storage module 25, then the hydraulic cylinder 18 is opened, the output end of the hydraulic cylinder 18 is provided with an expansion link, the hydraulic cylinder 18 is fixedly connected with the bottom of the servo motor 17 through the expansion link, the output end of the servo motor 17 is fixedly connected with the output shaft 16, the bottom of the weighing hopper 11 is fixedly connected with the sliding pipe 12 in a cylindrical structure, the sliding pipe 12 is internally provided with a regular hexagon cavity, the size of the cavity is matched with the size of the output shaft 16, the expansion link is driven by the hydraulic cylinder 18 to extend, so as to, an output shaft 16 of a servo motor 17 slides into the slide pipe 12, a breaker 24 and a relay 23 are both connected with a processor 22, the breaker 24 and the relay 23 are both connected with the servo motor 17 in series in a circuit, the processor 22 issues control instructions to the breaker 24 and the relay 23 to connect the servo motor 17 with an external power supply, the servo motor 17 rotates to drive the slide pipe 12 to rotate, so as to drive a weighing hopper 11 fixedly connected to the top of the slide pipe 12 to rotate, so that the weighing hopper 11 rotates for a certain angle, then the servo motor 17 is closed to be connected with the external power supply, a hydraulic cylinder is closed to shorten a telescopic rod, at the moment, the weighing hopper 11 applies all weight to a weighing sensor 14 again, materials in the weighing hopper 11 are weighed again through the weighing sensor 14, the weighing result is transmitted to a storage module to be stored, and the same angle is rotated repeatedly to carry out multiple measurements, until the servo motor 17 rotates a circle, the result of weighing each time stored in the storage module 25 is transmitted to the operation module 26 at the moment, the result of weighing for each time is added by the operation module 26 and then divided by the weighing times to obtain the average weight of weighing for a plurality of times, the servo motor 17 rotates the same angle for each time to weigh, and the servo motor rotates a circle to weigh for a plurality of times, the error of gravity center offset of the material in the weighing hopper 11 can be corrected, the mode of averaging is measured for a plurality of times, the problem that the error is easily generated in single measurement is avoided, and the measurement precision of the material is greatly improved.
Further, the weighing assembly 1 further comprises a sliding pipe 12, a universal wheel 13 and an output shaft 16, the sliding pipe 12 is fixedly connected to the bottom of the weighing hopper 11, the universal wheel 13 is rotatably connected with the bottom of the weighing hopper 11, and the output shaft 16 is fixedly connected with the output end of the servo motor 17.
In this embodiment, the slide pipe 12 is arranged to be clamped with the output shaft 16, the slide pipe 12 is driven to rotate by the rotation of the servo motor 17, so as to drive the weighing hopper 11 fixedly connected to the top end of the slide pipe 12 to rotate, and the universal wheel 13 is arranged to reduce friction generated when the weighing hopper 11 and the weighing sensor 14 rotate with each other, so as to prevent the weighing sensor 14 from being damaged.
Further, the slide pipe 12 is of a cylindrical structure, and a regular hexagonal cavity is formed inside the slide pipe 12, and the size of the cavity is matched with that of the output shaft 16.
In the present embodiment, the slide tube 12 is a cylindrical structure, a regular hexagonal cavity is provided inside the slide tube 12, the size of the cavity is matched with the size of the output shaft 16, the output shaft 16 can slide inside the slide tube 12, and when the output shaft 16 is inside the slide tube 12, the output shaft 16 rotates to drive the slide tube 12 to rotate.
Further, the number of universal wheels 13 is plural, and the plurality of universal wheels 13 are uniformly arranged around the bottom of the weighing hopper 11.
In the present embodiment, a plurality of universal wheels 13 are provided, and the plurality of universal wheels 13 are uniformly arranged around the bottom of the weighing hopper 11, so that the friction between the bottom of the weighing hopper 11 and the weighing sensor 14 can be reduced, and the phenomenon that the weighing hopper 11 is inclined is avoided.
Further, a telescopic rod is further arranged on the hydraulic cylinder 18, and the output end of the hydraulic cylinder 18 is fixedly connected with the bottom of the servo motor 17 through the telescopic rod.
In this embodiment, the hydraulic cylinder 18 is further provided with a telescopic rod, the output end of the hydraulic cylinder 18 is fixedly connected with the bottom of the servo motor 17 through the telescopic rod, so that when the hydraulic cylinder 18 is started, the telescopic rod can be pushed to extend, the output shaft 16 of the servo motor 17 is clamped into the sliding pipe 12, and after the hydraulic cylinder is closed, the telescopic rod can be driven to be shortened, so that the output shaft 16 of the servo motor 17 slides out of the sliding pipe 12.
Further, the computing assembly 2 further comprises a display screen 21, the display screen 21 is fixedly connected to the base 15, and the display screen 21 is connected to the processor 22 for displaying the weight.
In the embodiment, the display screen 21 is provided, and the display screen 21 is connected with the processor 22, so that the processor 22 can conveniently transmit the calculation result to the display screen 21, and a user can conveniently read the weighing result.
Further, the computing assembly 2 further comprises a relay 23 and a circuit breaker 24, and the relay 23 and the circuit breaker 24 are connected in series with the servo motor 17 in the circuit.
In the present embodiment, both the relay 23 and the breaker 24 are connected in series with the servo motor 17 in a circuit for controlling the connection state of the servo motor 17 to an external power supply and controlling the rotation direction and angle of the servo motor 17.
Further, the processor 22 is connected to a relay 23 and a circuit breaker 24, respectively, for controlling the rotation direction and the rotation angle of the servo motor 17.
In this embodiment, the servo motor 17 is controlled by the processor 22 to rotate for a plurality of times by the same angle, and then a plurality of measurements are performed, and then an average value of the plurality of measurements is obtained, so that the problem that when the gravity center of the weighing hopper 11 is inclined due to uneven material inside the weighing hopper 11, a large error is easily generated in a single measurement is effectively solved.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The stock ground hopper scale with high accuracy comprises a weighing component (1) and a calculating component (2) for calculating a weighing result, and is characterized in that the weighing component (1) comprises a weighing hopper (11), a weighing sensor (14), a base (15) and a servo motor (17), the weighing hopper (11) is clamped at the top of the servo motor (17), the weighing sensor (14) is fixedly connected to the top of the base (15), the bottom of the servo motor (17) is fixedly connected with a hydraulic cylinder (18), and the servo motor (17) is electrically connected with an external power supply;
the calculating component (2) comprises a processor (22), a storage module (25) and an operation module (26), the weighing sensor (14) is connected with the storage module (25) and used for recording weighing results and weighing times in the storage module (25), the operation module (26) is connected with the storage module (25) and used for calculating the mean value of the measuring results, and the processor (22) is connected with the servo motor (17) and used for controlling the servo motor (17) to rotate.
2. The stock ground hopper scale with high accuracy as recited in claim 1, wherein the weighing assembly (1) further comprises a slide pipe (12), a universal wheel (13) and an output shaft (16), the slide pipe (12) is fixedly connected to the bottom of the weighing hopper (11), the universal wheel (13) is rotatably connected to the bottom of the weighing hopper (11), and the output shaft (16) is fixedly connected to the output end of the servo motor (17).
3. The high-accuracy stock ground hopper scale according to claim 2, wherein the slide pipe (12) is of a cylindrical structure, and a regular hexagonal cavity is formed inside the slide pipe (12) and is matched with the output shaft (16) in size.
4. A high accuracy stock ground hopper scale according to claim 2, wherein the number of said universal wheels (13) is plural, and a plurality of said universal wheels (13) are arranged uniformly around the bottom of said weighing hopper (11).
5. The high-accuracy stock ground hopper scale according to claim 1, wherein a telescopic rod is further arranged on the hydraulic cylinder (18), and the output end of the hydraulic cylinder (18) is fixedly connected with the bottom of the servo motor (17) through the telescopic rod.
6. A high accuracy stock ground hopper scale according to claim 1, wherein the computing unit (2) further comprises a display screen (21), the display screen (21) being fixedly attached to the base (15), the display screen (21) being connected to the processor (22) for displaying the weight.
7. A high accuracy stock ground hopper scale according to claim 1, characterized in that the calculation unit (2) further comprises a relay (23) and a circuit breaker (24), both the relay (23) and the circuit breaker (24) being connected in series with the servo motor (17) in the circuit.
8. A high accuracy stock ground hopper scale according to claim 7, wherein said processor (22) is connected to said relay (23) and said circuit breaker (24) for controlling the direction and angle of rotation of said servo motor (17), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921139569.0U CN210123307U (en) | 2019-07-19 | 2019-07-19 | High-accuracy stock ground hopper scale |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921139569.0U CN210123307U (en) | 2019-07-19 | 2019-07-19 | High-accuracy stock ground hopper scale |
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| Publication Number | Publication Date |
|---|---|
| CN210123307U true CN210123307U (en) | 2020-03-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921139569.0U Expired - Fee Related CN210123307U (en) | 2019-07-19 | 2019-07-19 | High-accuracy stock ground hopper scale |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110260964A (en) * | 2019-07-19 | 2019-09-20 | 江苏阆达机械有限公司 | A kind of stock ground bunker scale that accuracy is high |
| CN111765955A (en) * | 2020-07-09 | 2020-10-13 | 湖南润天智科机械制造有限公司 | Novel material metering device |
-
2019
- 2019-07-19 CN CN201921139569.0U patent/CN210123307U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110260964A (en) * | 2019-07-19 | 2019-09-20 | 江苏阆达机械有限公司 | A kind of stock ground bunker scale that accuracy is high |
| CN111765955A (en) * | 2020-07-09 | 2020-10-13 | 湖南润天智科机械制造有限公司 | Novel material metering device |
| CN111765955B (en) * | 2020-07-09 | 2021-10-08 | 湖南润天智科机械制造有限公司 | Novel material metering device |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200303 Termination date: 20210719 |
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| CF01 | Termination of patent right due to non-payment of annual fee |